Fri, 23 Oct 2020 18:40:50 +0200
migrate WebColor
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2018 Mike Becker. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ package de.uapcore.lightpit.modules; import de.uapcore.lightpit.AbstractLightPITServlet; import de.uapcore.lightpit.HttpMethod; import de.uapcore.lightpit.RequestMapping; import de.uapcore.lightpit.ResponseType; import javax.servlet.annotation.WebServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.util.Optional; @WebServlet( name = "ErrorModule", urlPatterns = "/error/*" ) public final class ErrorModule extends AbstractLightPITServlet { public static final String REQ_ATTR_RETURN_LINK = "returnLink"; @Override protected String getResourceBundleName() { return "localization.error"; } @RequestMapping(requestPath = "generic", method = HttpMethod.GET) public ResponseType onError(HttpServletRequest req, HttpServletResponse resp) { Optional.ofNullable(req.getHeader("Referer")).ifPresent( referer -> req.setAttribute(REQ_ATTR_RETURN_LINK, referer) ); setStylesheet(req, "error"); setContentPage(req, "error"); return ResponseType.HTML; } }